PHP.net will reportedly go dark tomorrow to protest SOPA and PIPA. PHP.net is the official home of PHP, the widely-used general-purpose and open source scripting language. According to this Reddit thread, the site will redirect to www.php.net/index-sopa.php, which offers the following message to visitors:

"This site has gone dark today in protest of the U.S. Stop Online Piracy Act (SOPA) and PROTECT-IP Act (PIPA). The U.S. Congress is about to censor the Internet, even though the vast majority of Americans are opposed. We need to kill these bills to protect our rights to free speech, privacy, and prosperity. Learn more at AmericanCensorship.org."

The page obviously links to AmericanCensorship.org, but it also points to two important OpenCongress.org pages that show you exactly what the bills say - one for H.R.3261 - Stop Online Piracy Act and another for S.968 - PROTECT IP Act of 2011. This is important because lawmakers and proponents of the bills keep insisting that they do not affect the Internet in the United States. As is usually the case with this kind of legislation, the devil is always in the details...